Technical data

81103T2

Complete thrust bearing

Needle roller bearing, thrust cylindrical roller bearing, 811 series

Needle roller bearing, thrust cylindrical roller bearing, 811 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 17 mm
    D 30 mm
    d1 30 mm
    D1 18 mm
    T 9 mm
    Dc1 17 mm
    Dc 30 mm
    Dw 3.5 mm
    Lw 3.5 mm
    rs min 0.3 mm
    Cage assembly reference K81103T2
    Bearing ring (inner ring) WS WS81103
    Bearing ring (outer ring) GS GS81103
    Ea 27 mm
    Eb 19.2 mm
    Mass 0.03 kg
    Cage assembly mass 0.008 kg
    Bearing ring (inner ring) WS mass 0.01 kg
    Bearing ring (outer ring) GS mass 0.01 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 12.7 kN
    C0a 29 kN
    Nlim (grease) 2,500 Tr/min
    Nlim (oil) 10,000 Tr/min
    Min operating temperature, Tmin -20 °C
    Max operating temperature, Tmax 120 °C
    Characteristic cage frequency, FTF 0.5 Hz
    Characteristic rolling element frequency, BSF 6.6 Hz
    Characteristic outer ring frequency, BPF0 6.5 Hz
    Characteristic inner ring frequency, BPFI 6.5 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 27 mm
    Db max 20 mm
    ras max 0.3 mm

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